added .bashrc.erb
added "alias sudo" to .bashrc.erb
git user's email and name will be set by attributes. some fixes
replaced "/etc/apache2/apache2.conf" to "/etc/apache2/sites-available/default" for 2.2, php.ini for 5.4
changed AllowOverride "None" to "All" for "/var/www/"
date.timezone will be set by attribute